import time


def random_username():
    a = int(time.time() % 10000)
    b = int(time.time() % 10)
    username = f'{a}jmmpi{b}'
    return username


def random_email():
    a = int(time.time() % 10000)
    b = int(time.time() % 10)
    email = f'lp{a}{b}@qq.com'
    return email
